/*
 * layout.css – Sidlayout
 *
 * - Container (max-bredd + padding)
 * - Header
 * - Footer
 * - Post-grid
 * - Mobil-first: mobil är default, desktop via min-width: 768px
 */

/* ── Container ──────────────────────────────────────────────────────────────── */
.container {
    width: 100%;
    max-width: 1100px;
    margin-inline: auto;
    padding-inline: var(--space-md);
}

/* ── Site Header ────────────────────────────────────────────────────────────── */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-md) 0;
    max-width: 1100px;
    margin-inline: auto;
    gap: var(--space-md);
}

/* Rad 2: nav centrerad under logon */
.site-header__nav-row {
    border-top: 1px solid var(--color-border);
    margin-top: var(--space-sm);
}

.site-header__actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-left: auto;
}

.site-header__logo {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-text);
    text-decoration: none;
    flex-shrink: 0;
}

/* Hamburgermeny-knapp (visas på mobil) */
.site-header__menu-btn {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-sm);
}

.site-header__menu-btn span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: opacity .2s;
}

/* Nav (dold på mobil, visas när is-open) */
.site-header__nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-md);
    flex-direction: column;
    gap: var(--space-md);
    z-index: 99;
}

.site-header__nav.is-open {
    display: flex;
}

.nav-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.nav-list a,
.nav-link {
    color: var(--color-text);
    font-weight: 500;
    padding: var(--space-sm) 0;
    display: block;
}

.nav-avatar {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    display: flex;
    align-items: center;
}

.theme-mode-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    background: none;
    border: 1px solid var(--color-border);
    border-radius: 99px;
    padding: 6px 14px 6px 10px;
    font-size: .875rem;
    font-weight: 500;
    color: var(--color-muted);
    cursor: pointer;
    transition: border-color .15s, color .15s;
    white-space: nowrap;
}

.theme-mode-btn:hover {
    border-color: var(--color-accent-alt);
    color: var(--color-text);
}

.theme-mode-btn__light,
.theme-mode-btn__dark {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Ljust läge: visa sol (ljust), dölj måne */
:root[data-theme="light"] .theme-mode-btn__light,
:root:not([data-theme]) .theme-mode-btn__light {
    display: none;
}
:root[data-theme="light"] .theme-mode-btn__dark,
:root:not([data-theme]) .theme-mode-btn__dark {
    display: flex;
}

/* Mörkt läge: visa måne (mörkt), dölj sol */
:root[data-theme="dark"] .theme-mode-btn__dark {
    display: none;
}
:root[data-theme="dark"] .theme-mode-btn__light {
    display: flex;
}

.nav-register-btn {
    display: inline-block;
    background: transparent;
    color: var(--color-accent);
    border: 2px solid var(--color-accent);
    border-radius: 99px;
    padding: 5px 18px;
    font-size: .875rem;
    font-weight: 600;
    text-decoration: none;
    transition: opacity .15s;
}

.nav-register-btn:hover {
    opacity: .75;
    text-decoration: none;
}

.nav-login-btn {
    display: inline-block;
    background: var(--color-accent-alt, #3498db);
    color: var(--color-btn-text);
    border: none;
    border-radius: 99px;
    padding: 7px 20px;
    font-size: .875rem;
    font-weight: 600;
    text-decoration: none;
    transition: opacity .15s;
}

.nav-login-btn:hover {
    opacity: .85;
    text-decoration: none;
    color: var(--color-btn-text);
}

.nav-avatar img {
    border-radius: 50%;
    width: 32px;
    height: 32px;
    object-fit: cover;
    display: block;
}

/* ── Användarmeny (dropdown) ────────────────────────────────────────────────── */
.nav-user {
    position: relative;
}

.nav-user__menu {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: 0 8px 24px rgba(0,0,0,.12);
    min-width: 220px;
    z-index: 100;
    overflow: hidden;
    padding: .5rem 0;
}

.nav-user__menu.is-open {
    display: block;
}

.nav-user__greeting {
    padding: .75rem 1rem .25rem;
    font-size: .85rem;
    font-weight: 600;
    color: var(--color-text-muted, #666);
}

.nav-user__section {
    padding: .5rem 1rem .75rem;
}

.nav-user__account-btn {
    display: block;
    text-align: center;
    padding: .5rem 1rem;
    background: var(--color-primary, #2c7be5);
    color: var(--color-btn-text);
    border-radius: 99px;
    font-size: .9rem;
    font-weight: 600;
    text-decoration: none;
    transition: opacity .15s;
}

.nav-user__account-btn:hover {
    opacity: .88;
}

.nav-user__heading {
    padding: .5rem 1rem .2rem;
    font-size: .75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--color-text-muted, #888);
}

.nav-user__item {
    display: flex;
    align-items: center;
    gap: .5rem;
    width: 100%;
    padding: .6rem 1rem;
    color: var(--color-text);
    font-size: .9rem;
    font-weight: 500;
    text-decoration: none;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    transition: background .15s;
}

.nav-user__item:hover {
    background: var(--color-border);
}

.nav-user__divider {
    height: 1px;
    background: var(--color-border);
    margin: .35rem 0;
}

.nav-user__item--logout {
    color: var(--color-danger-dark);
}

.nav-user__theme-toggle {
    justify-content: flex-start;
}

.theme-toggle__icon {
    font-size: 1rem;
    line-height: 1;
}

/* Desktop nav */
@media (min-width: 768px) {
    .site-header__menu-btn { display: none; }
    .nav-mobile-auth  { display: none !important; }
    .nav-mobile-close { display: none !important; }

    .site-header__inner {
        padding-bottom: var(--space-md);
    }

    .site-header__nav-row {
        display: flex;
        justify-content: center;
        padding: var(--space-sm) var(--space-md);
        max-width: 1100px;
        margin-inline: auto;
    }

    .site-header__nav {
        display: flex;
        position: static;
        border: none;
        padding: 0;
        flex-direction: row;
        align-items: center;
        gap: var(--space-lg);
        background: none;
    }

    .nav-list {
        flex-direction: row;
        gap: var(--space-lg);
    }

    .nav-list a,
    .nav-link {
        padding: 0;
    }
}

/* ── Hero ───────────────────────────────────────────────────────────────────── */
.hero {
    position: relative;
    overflow: hidden;
    padding: var(--space-2xl) var(--space-md);
    background: linear-gradient(
        135deg,
        color-mix(in srgb, var(--topic-color, var(--color-accent)) 14%, var(--color-surface)) 0%,
        color-mix(in srgb, var(--fp-gradient, var(--topic-color, var(--color-accent))) 8%, var(--color-surface)) 100%
    );
    border-bottom: 1px solid var(--color-border);
}

.hero::before {
    content: '';
    position: absolute;
    inset: -30px;
    background: linear-gradient(
        135deg,
        color-mix(in srgb, var(--topic-color, var(--color-accent)) 32%, var(--color-surface)) 0%,
        color-mix(in srgb, var(--fp-gradient, var(--topic-color, var(--color-accent))) 20%, var(--color-surface)) 100%
    );
    filter: blur(24px);
    z-index: 0;
}

.hero__inner {
    position: relative;
    z-index: 1;
}

.hero__inner {
    max-width: 1100px;
    margin-inline: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xl);
    text-align: center;
}

.hero__avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--color-border);
}

.hero__label {
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--color-muted);
    margin-bottom: var(--space-sm);
}

.hero__name {
    font-size: clamp(2rem, 6vw, 3rem);
    margin-bottom: var(--space-md);
}

.hero__bio {
    font-size: 1.1rem;
    color: var(--color-muted);
    max-width: 480px;
    margin-inline: auto;
    margin-bottom: var(--space-lg);
}

.hero__actions {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

.hero__social {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    margin-top: var(--space-md);
}

.social-link {
    color: var(--color-muted);
    transition: color .2s;
}

.social-link:hover {
    color: var(--color-text);
    text-decoration: none;
}

/* Två kolumner på desktop */
@media (min-width: 768px) {
    .hero__inner {
        flex-direction: row;
        text-align: left;
        align-items: flex-start;
    }

    .hero__profile {
        flex-shrink: 0;
    }

    .hero__avatar { width: 160px; height: 160px; }

    .hero__bio { margin-inline: 0; }

    .hero__actions,
    .hero__social { justify-content: flex-start; }
}

/* ── Sektioner ──────────────────────────────────────────────────────────────── */
.topics-section,
.posts-section {
    padding: var(--space-xl) var(--space-md);
}

/* ── Ämnes-bannerbild ───────────────────────────────────────────────────────── */
.topic-banner {
    margin-bottom: var(--space-xl);
}

.topic-banner__img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    object-fit: cover;
    aspect-ratio: 3 / 1;
}

.banner-caption {
    margin-top: var(--space-sm);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-muted);
    text-align: right;
    padding: 0 var(--space-sm);
}

.banner-caption a {
    color: var(--color-accent-alt);
    text-decoration: underline;
}

.banner-caption a:hover {
    color: var(--color-text);
}

/* ── Frontpage bannerbild ────────────────────────────────────────────────────── */
.frontpage-banner {
    padding: var(--space-xl) var(--space-md) 0;
}

.frontpage-banner__img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    object-fit: cover;
    aspect-ratio: 1200 / 500;
}

/* ── Ämnesgrid ──────────────────────────────────────────────────────────────── */
.topics-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

@media (min-width: 600px) {
    .topics-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 900px) {
    .topics-grid { grid-template-columns: repeat(4, 1fr); }
}

/* ── Inläggsgrid ────────────────────────────────────────────────────────────── */
.post-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
}

@media (min-width: 600px) {
    .post-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 900px) {
    .post-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ── Två-kolumns layout (innehåll + sidebar) ─────────────────────────────────── */
.content-with-sidebar {
    padding: var(--space-xl) var(--space-md);
    max-width: 1100px;
    margin-inline: auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

@media (min-width: 900px) {
    .content-with-sidebar {
        grid-template-columns: 1fr 300px;
        align-items: start;
    }
}

/* ── Single post / Page ─────────────────────────────────────────────────────── */
.single-post,
.page-content {
    min-width: 0; /* Förhindrar overflow i grid */
}

/* ── Ämnesrubrik ────────────────────────────────────────────────────────────── */
.topic-header {
    position: relative;
    overflow: hidden;
    padding: var(--space-xl) var(--space-md);
    border-bottom: 4px solid var(--topic-color, var(--color-accent));
    text-align: center;
    background: linear-gradient(
        135deg,
        color-mix(in srgb, var(--topic-color, var(--color-accent)) 18%, var(--color-surface)) 0%,
        color-mix(in srgb, var(--topic-gradient, var(--topic-color, var(--color-accent))) 12%, var(--color-surface)) 100%
    );
}

.topic-header::before {
    content: '';
    position: absolute;
    inset: -30px;
    background: linear-gradient(
        135deg,
        color-mix(in srgb, var(--topic-color, var(--color-accent)) 40%, var(--color-surface)) 0%,
        color-mix(in srgb, var(--topic-gradient, var(--topic-color, var(--color-accent))) 28%, var(--color-surface)) 100%
    );
    filter: blur(24px);
    z-index: 0;
}

.topic-header .container {
    position: relative;
    z-index: 1;
}

/* ── Paginering ─────────────────────────────────────────────────────────────── */
.pagination {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: var(--space-xl);
}

/* ── Site Footer ────────────────────────────────────────────────────────────── */
.site-footer {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: var(--space-xl) var(--space-md);
    text-align: center;
}

.site-footer__inner {
    max-width: 1100px;
    margin-inline: auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    align-items: center;
}

.footer-nav-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    justify-content: center;
}

.footer-nav-list a {
    color: var(--color-muted);
    font-size: .9rem;
}

.site-footer__copy {
    font-size: .85rem;
    color: var(--color-muted);
    margin: 0;
}

/* ── Mobil header ≤540px ─────────────────────────────────────────────────────── */

/* Mobilauth-blocket och X-knappen döljs på desktop */
.nav-mobile-auth { display: none; }
.nav-mobile-close { display: none; }

/* ── Hamburgaremeny (< 768px): auth + X-knapp i navmenyn ────────────────────── */
@media (max-width: 767px) {

    /* X-knapp uppe till höger i öppen meny */
    .nav-mobile-close {
        display: flex;
        align-self: flex-end;
        background: none;
        border: none;
        padding: var(--space-sm);
        cursor: pointer;
        color: var(--color-text);
        margin-bottom: var(--space-sm);
        flex-shrink: 0;
    }

    /* Auth-sektion längst ned i mobilmenyn */
    .nav-mobile-auth {
        display: flex;
        flex-direction: column;
        gap: var(--space-sm);
        margin-top: auto;
        padding-top: var(--space-md);
        border-top: 1px solid var(--color-border);
        width: 100%;
    }

    .nav-mobile-auth__btns {
        display: flex;
        gap: var(--space-sm);
    }

    .nav-mobile-auth .nav-register-btn,
    .nav-mobile-auth .nav-login-btn {
        flex: 1;
        text-align: center;
        display: inline-block;
    }
}

/* ── ≤540px: fullskärmsöverlajd + dölj auth i headerraden ───────────────────── */
@media (max-width: 540px) {

    /* Dölj tema/auth-knappar direkt i headern */
    .site-header__actions .theme-mode-btn,
    .site-header__actions .nav-register-btn,
    .site-header__actions .nav-login-btn {
        display: none;
    }

    /* Ordning: logo | sök | hamburgare */
    .site-header__inner {
        justify-content: flex-start;
    }
    .site-header__actions {
        order: 2;
        margin-left: auto;
        gap: var(--space-sm);
    }
    .site-header__menu-btn {
        order: 3;
        margin-left: 0;
    }

    /* Ta bort tom kantlinje på nav-rad när menyn är stängd */
    .site-header__nav-row {
        border: none;
        margin: 0;
    }

    /* Fullskärmsöverlajd */
    .site-header__nav.is-open {
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100dvh;
        z-index: 200;
        padding: var(--space-md);
        overflow-y: auto;
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        border: none;
    }

    /* Menyval */
    .site-header__nav.is-open .nav-list {
        flex-direction: column;
        gap: 0;
    }

    .site-header__nav.is-open .nav-list a,
    .site-header__nav.is-open .nav-list__mikro-link {
        font-size: 1.25rem;
        font-weight: 600;
        padding: var(--space-md) 0;
        border-bottom: 1px solid var(--color-border);
        display: block;
        color: var(--color-text);
        text-decoration: none;
    }

    /* Förhindra scroll bakom overlay */
    body.nav-is-open {
        overflow: hidden;
    }
}